MinimumFit constructor Null safety

1. cloudinary_url_gen
2. fit
3. MinimumFit
4. MinimumFit constructor

MinimumFit class

1. Constructors
2. MinimumFit
3. Properties
4. actionType
5. dimensions
6. hashCode
7. regionRelative
8. relative
9. runtimeType
10. Methods
11. aspectRatio
12. height
13. noSuchMethod
14. params
15. toString
16. width
17. Operators
18. operator ==